About this item Specifications: 130W laptop charger DC-Output: 19.5V-6.67A-130W Input: 100-240V-50/60HZ Package includes: 1x AC adapter, 1x AC power cord Connector size: Internal Diameter: 3.0mm, External Diameter: 4.5mm Compatible with various laptop models, including Dell Precision 5530, 5510, 5540, 5520, M3800, and Dell XPS 15, 7590, 7570, 9530, 9560, 9550. Also compatible with models such as OptiPlex 3000, 3020, 3040, 5000 series, and others. Size: 8.43 x 4.84 x 1.73 inches.